Police investigate outside the Kronometry shop in the French Riviera town of Cannes after two armed men robbed the luxury watch store on Wednesday. Valery Hache/AFP/Getty Images hide caption

itoggle caption Valery Hache/AFP/Getty Images

Los Angeles police officers take a break during a basketball game with residents of the Nickerson Gardens housing project in July 2011. Violent crime at Nickerson Gardens and two nearby housing projects has fallen by almost half since 2010. Thomas Watkins/AP hide caption

itoggle caption Thomas Watkins/AP

Police tape outside a garage in East Cleveland, Ohio. A woman's body was found inside. Two other victims were also discovered in the neighborhood. Kim Palmer/Reuters /Landov hide caption

itoggle caption Kim Palmer/Reuters /Landov

Mary Sullivan, seen here in a photo displayed at a 2000 news conference, was the final victim of the Boston Strangler, officials said Thursday. They plan more DNA tests on the evidence. William Plowman/AP hide caption

itoggle caption William Plowman/AP

James "Whitey" Bulger, in an image released by the U.S. Marshal's Service in August 2011. EPA /Landov hide caption

itoggle caption EPA /Landov

Christopher Knight, 47, has been charged with stealing food and other items from a camp in Rome, Maine. Knight's years of living in isolation earned him the nickname of the North Pond Hermit. Kennebec County Sheriff's Office/AP hide caption

itoggle caption Kennebec County Sheriff's Office/AP

In this photo provided by the Newtown Bee, Connecticut State Police lead children from the Sandy Hook Elementary School in Newtown, Conn., following a shooting there Friday. Shannon Hicks/Newtown Bee/AP hide caption

itoggle caption Shannon Hicks/Newtown Bee/AP

People wanted by the police in Pottstown, Pa., are displayed on the Pinterest page of a local newspaper. The police department's social media strategy, which aims to get the images of criminals seen by more people, has also been adapted in Philadelphia. Pinterest hide caption

itoggle caption Pinterest

At least for one day and night, the city that never sleeps was peaceful. Eduardo Munoz /Reuters /Landov hide caption

itoggle caption Eduardo Munoz /Reuters /Landov